Suppression Forecast
Issued by NWS Boston, MA

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FNUS71 KBOX 211015
FWSBOX

Spot Forecast for Yarmouth Woodlands - Subunit 15...NE-FFM
National Weather Service Taunton MA
615 AM EDT Sun May 21 2017

Forecast is based on ignition time of 0700 EDT on May 21.
If conditions become unrepresentative...contact the National Weather
Service.

.DISCUSSION...
Dry weather is expected today. Relative humidity will fall to
around 40 percent this afternoon, as a sea breeze develops from
the southeast.

.TODAY...

Smoke dispersal.....Poor to fair (4600-23500 knot-ft).
CEILING (KFT).......25.
Max temperature.....Around 63.
Dewpoint............42, decreasing to 38 in the afternoon.
LVORI...............4.
CWR.................0 percent.
Wind (20 ft)........Southeast winds 5 to 7 mph.
Min humidity........39 percent.
Sky/weather.........Sunny (5-15 percent).
Max apparent temp...57.
Surface winds.......Southeast winds 5 to 7 mph.
Mixing height.......800-2400 ft AGL, increasing to 1800-2900 ft AGL
                    early.
ADI.................9, increasing to 25 through early afternoon,
                    then decreasing to 17 late.
Haines Index........4 or low potential for large plume dominated
                    fire growth.
Transport winds.....East 7 to 10 mph.

TIME (EDT)      7AM 8AM 9AM 10A 11A 12P 1PM 2PM 3PM 4PM 5PM
Sky (%).........10  11  10  9   8   10  13  15  15  15  15
Weather cov.....
Weather type....
Tstm cov........
CWR.............0   0   0   0   0   0   0   0   0   0   0
Temp............51  56  58  59  60  61  62  63  63  63  61
Dewpoint........43  44  43  41  40  39  39  38  38  38  38
RH..............74  64  57  51  47  44  43  39  39  39  42
Heat index (F)..51  56  58  59  60  61  62  63  63  63  61
20 FT wind dir..N   NE  NE  NE  NE  E   E   SE  SE  SE  S
20 FT wind spd..5   6   6   7   7   7   7   7   7   7   7
20 FT wind gust.            10  10  10  10  10  10  10  10
Surface wnd dir.N   NE  NE  NE  NE  E   E   SE  SE  SE  S
Surface wnd spd.5   6   6   7   7   7   7   7   7   7   7
Surface wnd gst.            10  10  10  10  10  10  10  10
Mix hgt (kft)...1.1 1.5 2.0 2.4 2.9 2.7 2.5 2.3 2.1 2.0 1.8
Transp wind dir.N   N   NE  NE  NE  NE  NE  NE  E   E   E
Transp wind spd.9   10  10  9   9   9   8   8   8   7   7
LVORI...........3   2   2   2   2   2   2   2   2   2   2
ADI.............13  20  25  26  29  28  23  22  21  17  16
Haines index....4   4   4   4   4   4   4   4   4   4   4
VRate kt-ft/10009   13  18  20  24  22  18  16  15  12  11
Ceiling (kft)...25  25  25  25  25  25  25  25  25  25  25

.TONIGHT...

Smoke dispersal.....Poor (3300 knot-ft).
CEILING (KFT).......25, decreasing to 10 after midnight.
Min temperature.....Around 44.
Dewpoint............39.
LVORI...............3.
CWR.................0 percent.
Wind (20 ft)........South winds 5 to 7 mph in the evening, becoming
                    light and variable, then becoming south around
                    5 mph after midnight.
Max humidity........79 percent.
Surface winds.......South winds 5 to 7 mph in the evening, becoming
                    light and variable, then becoming south around
                    5 mph after midnight.
Mixing height.......500-1400 ft AGL.
ADI.................11, decreasing to 5 until just after midnight.
Transport winds.....South 7 to 10 mph.

TIME (EDT)      6 PM   8 PM   10 PM  MIDNGT 2 AM   4 AM
CWR.............0      0      0      0      0      0
Temp............59     53     48     46     45     44
Dewpoint........39     41     39     38     37     38
RH..............47     64     71     73     73     79
20 ft wind......S 7    S 5    S 3    S 3    S 5    S 5
20 ft wind gust.10            5      5
Surface wind....S 7    S 5    S 3    S 3    S 5    S 5
Surface wnd gst.10            5      5
Mix hgt (ft)....1400   600    600    600    500    700
Transport wind..SE 7   S 7    S 7    S 7    S 7    S 9
LVORI...........2      3      3      3      3      4
ADI.............13     3      3      3      5      6
VRate kt-ft/10008      4      4      4      3      6
Ceiling (kft)...25     25     12     12     10     10

.MONDAY...

Smoke dispersal.....Poor to fair (7900-22800 knot-ft).
CEILING (KFT).......9.0, decreasing to 5.0.
Max temperature.....Around 58.
Dewpoint............41, increasing to 46 in the afternoon.
LVORI...............3.
CWR.................6 percent, increasing to 95 percent.
Wind (20 ft)........South winds 7 to 12 mph.
Min humidity........61 percent.
Surface winds.......South winds 7 to 12 mph.
Mixing height.......900-1600 ft AGL.
ADI.................16, increasing to 27 in the late morning and
                    afternoon.
Transport winds.....Southeast 10 to 18 mph, increasing to 20 to 21
                    mph late.

TIME (EDT)      6 AM   8 AM   10 AM  NOON   2 PM   4 PM
CWR.............0      10     10     10     100    100
Temp............45     48     54     56     55     55
Dewpoint........40     43     42     43     46     47
RH..............82     83     64     62     72     74
20 ft wind......S 6    S 7    S 9    S 10   S 12   S 12
20 ft wind gust.       10     15     15     15     20
Surface wind....S 6    S 7    S 9    S 10   S 12   S 12
Surface wnd gst.       10     15     15     15     20
Mix hgt (ft)....900    1100   1400   1500   1400   1200
Transport wind..S 10   S 12   S 15   S 16   S 17   SE 20
LVORI...........4      4      2      2      3      3
ADI.............12     16     24     27     27     28
VRate kt-ft/10008      11     19     22     20     21
Ceiling (kft)...9.0    9.0    8.0    7.0    5.0    5.0

$$
Forecaster...JWD
Requested by...Joel R. Carlson
Type of request...PRESCRIBED
.TAG 1709815.0/BOX
.EMAIL joelcarlson@ne-ffm.com


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